1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.util.bridges.jsf.common;
24  
25  import com.liferay.portal.kernel.language.LanguageUtil;
26  import com.liferay.portal.kernel.util.StringPool;
27  
28  import java.util.ArrayList;
29  import java.util.Locale;
30  
31  import javax.faces.context.FacesContext;
32  import javax.faces.model.SelectItem;
33  
34  /**
35   * <a href="SelectItemList.java.html"><b><i>View Source</i></b></a>
36   *
37   * <p>
38   * This class provides a convenient way of building lists of JSF SelectItem
39   * objects, and convenience method for operating against them.
40   * </p>
41   *
42   * @author Neil Griffin
43   */
44  public class SelectItemList extends ArrayList<SelectItem> {
45  
46      public void prependEmptySelectItem(FacesContext facesContext) {
47          Locale locale = facesContext.getExternalContext().getRequestLocale();
48  
49          Object value = StringPool.BLANK;
50          String label = LanguageUtil.get(locale, "select");
51  
52          add(0, new SelectItem(value, label));
53      }
54  
55  }